:root,body, .root{
    width: 100%;
    height: 100%;
}

:root{
    --textColor:#f8f9fa;

    /* 字体大小 */
    --textSizeP:14px;
}
*{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    color: var(--textColor);
    font-size: var(--textSizeP);
}

.root{
    background-image: linear-gradient(70deg,  #7c4b40,#643441);
    filter: brightness(120%);
    text-align: center;
    border: solid 0.1px #643441;
}
.root .center{
    margin-top: 200px;
}

.root .center .title{
    font-size: 40px;
    word-spacing: 8px;
    font-weight: 600;
}

.root .center p{
    margin: 30px 0 0 0  ;
    font-size: 12px;
    color: #ccc;
}

.root .center .btn_box .view_btn{
    margin: 7px 0 0 0;
    word-spacing: 10px;
    opacity: 0.5;
    background: #4d1919;
    border: #4d1919;
}